SSC JE Electrical Engineering 2015

Instructions

For the following questions answer them individually

Question 141

The $$T_{a} V_{s} I_{a}$$ graph of a dc series motor is a

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Question 142

The purpose of starting winding in a single-phase induction motor is to

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Question 143

Which of the following motors is used in mixies ?

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Question 144

The motor used on small lathes is usually

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Question 145

Which of the following motors is preferred for tape recorders?

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Question 146

Locked rotor current of a shaded pole motor is

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Question 147

.Each of the following statements regarding a shaded pole motor is true except

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Question 148

Synchronous impedance method of finding voltage regulation of an alternator is called pessimistic method because

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Question 149

Which of the following motor is non-self starting?

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Question 150

A silent-pole synchronous motor is operating at $$\frac{1}{4}$$ full load. If its field current is suddenly switched off, it would

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